diff --git a/dist/idz/segatools.ini b/dist/idz/segatools.ini
index dbcaf422..19af3462 100644
--- a/dist/idz/segatools.ini
+++ b/dist/idz/segatools.ini
@@ -48,6 +48,18 @@ autoNeutral=1
 ; Use the left thumbstick for steering instead of both on XInput Controllers.
 ; Not recommended as it will not give you the precision needed for this game
 singleStickSteering=0
+; Adjust scaling for steering wheel input.
+;
+; This setting scales the steering wheel input so that the maximum positive
+; and minimum negative steering inputs reported in the operator menu's input
+; test screen do not exceed the value below. The maximum possible value is 128,
+; and the value that matches the input range of a real cabinet is 97.
+;
+; NOTE: This is not the same thing as DirectInput steering wheel movement
+; range! Segatools cannot control the maximum angle of your physical steering
+; wheel controller, this setting is vendor-specific and can only be adjusted
+; in the Control Panel.
+restrict=97
 
 [dinput]
 ; Name of the DirectInput wheel to use (or any text that occurs in its name)
diff --git a/idzio/config.c b/idzio/config.c
index 566c0e30..d06476b0 100644
--- a/idzio/config.c
+++ b/idzio/config.c
@@ -91,7 +91,7 @@ void idz_io_config_load(struct idz_io_config *cfg, const wchar_t *filename)
     cfg->vk_test = GetPrivateProfileIntW(L"io3", L"test", '1', filename);
     cfg->vk_service = GetPrivateProfileIntW(L"io3", L"service", '2', filename);
     cfg->vk_coin = GetPrivateProfileIntW(L"io3", L"coin", '3', filename);
-    cfg->restrict_ = GetPrivateProfileIntW(L"io3", L"restrict", 196, filename);
+    cfg->restrict_ = GetPrivateProfileIntW(L"io3", L"restrict", 97, filename);
 
     GetPrivateProfileStringW(
             L"io3",
diff --git a/idzio/dllmain.c b/idzio/dllmain.c
index 79bc385f..8ebea53a 100644
--- a/idzio/dllmain.c
+++ b/idzio/dllmain.c
@@ -85,10 +85,10 @@ void idz_io_jvs_read_analogs(struct idz_io_analog_state *out)
     /* Apply steering wheel restriction. Real cabs only report about 77% of
        the IO-3's max ADC output value when the wheel is turned to either of
        its maximum positions. To match this behavior we set the default value
-       for the wheel restriction config parameter to 196 (out of 256). This
+       for the wheel restriction config parameter to 97 (out of 128). This
        scaling factor is applied using fixed-point arithmetic below. */
 
-    out->wheel = (tmp.wheel * idz_io_cfg.restrict_) / 256;
+    out->wheel = (tmp.wheel * idz_io_cfg.restrict_) / 128;
     out->accel = tmp.accel;
     out->brake = tmp.brake;
 }